Results 21 to 30 of about 18,556 (186)

HUBO formulations for solving the eigenvalue problem

open access: yesResults in Control and Optimization, 2023
Solving the eigenvalue problem is particularly important in almost all fields of science and engineering. With the development of quantum computers, multiple algorithms have been proposed for this purpose.
Kyungtaek Jun, Hyunju Lee
doaj   +1 more source

Exploiting Hardware and Software Advances for Quadratic Models of Wind Farm Layout Optimization

open access: yesIEEE Access, 2022
A key aspect of the design of a wind farm is the wind farm layout optimization (WFLO) problem: given a wind farm site and information about the wind patterns, the problem is to decide the location of individual wind turbines to maximize energy production
Arik Senderovich   +3 more
doaj   +1 more source

Flight Gate Assignment with a Quantum Annealer [PDF]

open access: yes, 2018
Optimal flight gate assignment is a highly relevant optimization problem from airport management. Among others, an important goal is the minimization of the total transit time of the passengers.
A Haghani   +6 more
core   +4 more sources

Robust optimisation of unconstrained binary quadratic problems

open access: yesInternational Journal of Operational Research, 2019
In this paper we focus on the unconstrained binary quadratic optimization model, maximize x^t Qx, x binary, and consider the problem of identifying optimal solutions that are robust with respect to perturbations in the Q matrix.. We are motivated to find robust, or stable, solutions because of the uncertainty inherent in the big data origins of Q and ...
Mark W. Lewis   +2 more
openaire   +2 more sources

Variational quantum algorithm for unconstrained black box binary optimization: Application to feature selection [PDF]

open access: yesQuantum, 2023
We introduce a variational quantum algorithm to solve unconstrained black box binary optimization problems, i.e., problems in which the objective function is given as black box.
Christa Zoufal   +8 more
doaj   +1 more source

A Multilevel Algorithm for Large Unconstrained Binary Quadratic Optimization [PDF]

open access: yes, 2012
The unconstrained binary quadratic programming (UBQP) problem is a general NP-hard problem with various applications. In this paper, we present a multilevel algorithm designed to approximate large UBQP instances. The proposed multilevel algorithm is composed of a backbone-based coarsening phase, an asymmetric uncoarsening phase and a memetic refinement
Wang, Yang   +3 more
openaire   +2 more sources

Multiblock ADMM Heuristics for Mixed-Binary Optimization on Classical and Quantum Computers

open access: yesIEEE Transactions on Quantum Engineering, 2020
Solving combinatorial optimization problems on current noisy quantum devices is currently being advocated for (and restricted to) binary polynomial optimization with equality constraints via quantum heuristic approaches.
Claudio Gambella, Andrea Simonetto
doaj   +1 more source

An Efficient Closed-Form Formula for Evaluating r-Flip Moves in Quadratic Unconstrained Binary Optimization

open access: yesAlgorithms, 2023
Quadratic unconstrained binary optimization (QUBO) is a classic NP-hard problem with an enormous number of applications. Local search strategy (LSS) is one of the most fundamental algorithmic concepts and has been successfully applied to a wide range of ...
Bahram Alidaee, Haibo Wang, Lutfu S. Sua
doaj   +1 more source

Solving the Traveling Salesman Problem on the D-Wave Quantum Computer

open access: yesFrontiers in Physics, 2021
The traveling salesman problem is a well-known NP-hard problem in combinatorial optimization. This paper shows how to solve it on an Ising Hamiltonian based quantum annealer by casting it as a quadratic unconstrained binary optimization (QUBO) problem ...
Siddharth Jain
doaj   +1 more source

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